Original query:

		CREATE TABLE tickers(
			time			timestamp with time zone NOT NULL,
			symbol 			varchar(12) NOT NULL,
			opening_price 	DOUBLE PRECISION,
			highest_price 	DOUBLE PRECISION,
			lowest_price  	DOUBLE PRECISION,
			closing_price 	DOUBLE PRECISION,
			volume_left   	DOUBLE PRECISION,
			volume_right  	DOUBLE PRECISION,
			market_cap		DOUBLE PRECISION,
			change_1H 	  	DOUBLE PRECISION,
			change_7D 	  	DOUBLE PRECISION,
			change_1M 	  	DOUBLE PRECISION,
			change_1Y 	  	DOUBLE PRECISION
		);

		SELECT create_hypertable('tickers', 'time', chunk_time_interval => interval '1 month', create_default_indexes => false);
		CREATE INDEX ON tickers USING btree (symbol, closing_price, time DESC);